Seth Klarman’s 1991 investing classic, "Margin of Safety," is a rare, out-of-print work that commands high prices due to its limited 5,000-copy print run and cult status. The book emphasizes protecting capital by purchasing securities below their intrinsic value, acting as a "blueprint" for long-term, risk-averse value investing. Detailed insights and summaries are available via James Clear . MARGIN OF SAFETY SUMMARY (BY SETH KLARMAN)